HMG-CoA reductase inhibitor (statin)
Rosuvastatin drug interactions: a practical overview
Drug interactions are the single biggest cause of preventable medication problems. Rosuvastatin (Rosuvastatin) interacts to varying degrees with several classes of medication and with a smaller list of foods. This page summarises the practically important ones at 5mg, 10mg, 20mg, 40mg, framed for a real-world prescription review rather than an exhaustive PDF list.
High-priority interactions for Rosuvastatin
For Rosuvastatin, the most clinically relevant interactions are typically with strong CYP3A4 inhibitors and inducers, with cardiovascular medications (notably nitrates for several HMG-CoA reductase inhibitor (statin) agents), with central nervous system depressants, and with medications affecting blood pressure or heart rate. Rosuvastatin competitively inhibits HMG-CoA reductase, the rate-limiting enzyme in hepatic cholesterol synthesis.
Working with the pharmacist
A pharmacist review of all current medications is the practical safeguard against unintended interactions with Rosuvastatin. According to the prescribing information for Rosuvastatin, the full medication list — prescription, OTC, supplements and recreational substances — should be reviewed before starting and at every dose change at 5mg, 10mg, 20mg, 40mg.
Frequently asked questions
What's the most important Rosuvastatin interaction to know? ▾
For most HMG-CoA reductase inhibitor (statin) medications, the highest-priority interaction is with nitrate medications used for chest pain — this combination is often a hard contraindication. After that, strong CYP3A4 inhibitors (some antifungals, macrolides) are the next concern at routine 5mg, 10mg, 20mg, 40mg doses.
Do I need to tell the pharmacist about supplements? ▾
Yes. Supplements and herbal products can interact with Rosuvastatin in ways that prescription drug-drug interaction databases miss. The pharmacist needs the complete picture — including supplements like St John's Wort, grapefruit-containing products and high-dose vitamins — to flag risks at 5mg, 10mg, 20mg, 40mg.
Products containing Rosuvastatin
More on Rosuvastatin
- With alcoholRosuvastatin and alcohol — is it safe to drink?
- With foodShould Rosuvastatin be taken with food?
- Side effectsRosuvastatin side effects: common, rare and warning signs
- Dosage guideRosuvastatin dosage guide: how much to take and when
- OnsetHow fast does Rosuvastatin start working?
- DurationHow long does Rosuvastatin last?
The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.